Rosario, Batangas

Rosario, officially the Municipality of Rosario (Tagalog: Bayan ng Rosario), is a municipality in the province of Batangas, Philippines. According to the 2024 census, it has a population of 131,365 people.

The municipality is considered as among the interior municipalities of the Batangas Bay region, comprising eleven municipalities and two cities whose catchment areas drain into Batangas Bay. It is also dubbed as "The Rice Granary of Batangas".